Restart Django development server using AppleScript

property applicationName : "Terminal"
tell application applicationName
	activate
	tell application "System Events"
		tell front window of process applicationName
			try
				key code 8 using control down
				keystroke "python manage.py runserver" & return
			on error theError
				display dialog ("Sorry, an error occured:" & theError) buttons "OK" default button "OK" with icon stop
			end try
		end tell
	end tell
	tell application "TextMate"
		activate
	end tell
end tell